.sidebar-nav {
  background: #252830;
}
.sidebar-nav ul {
  padding: 0;
  margin: 0;
  list-style: none;
  background: #252830;
}

.sidebar-nav .metismenu {
  background: #252830;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
}

.sidebar-nav .metismenu li + li {
  margin-top: 5px;
}

.sidebar-nav .metismenu li:first-child {
  margin-top: 5px;
}
.sidebar-nav .metismenu li:last-child {
  margin-bottom: 5px;
}


.sidebar-nav .metismenu > li {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  position: relative;
}
.sidebar-nav .metismenu a {
  position: relative;
  display: block;
  padding: 13px 15px;
  color: rgba(255, 255, 255, 0.5);
  outline-width: 0;
  transition: all .3s ease-out;
}

.sidebar-nav .metismenu ul a {
  padding: 10px 15px 10px 30px;
}

.sidebar-nav .metismenu ul ul a {
  padding: 10px 15px 10px 45px;
}

.sidebar-nav .metismenu a:hover,
.sidebar-nav .metismenu a:focus,
.sidebar-nav .metismenu a:active,
.sidebar-nav .metismenu .mm-active > a {
  color: #fff;
  text-decoration: none;
  background: rgba(0, 0, 0, 0.2);
}

.sidebar-nav .metismenu > li:before {
  position: absolute;
  height: 100%;
  width: 4px;
  content: ' ';
  inset-inline-start: 0;
  bottom: 0;
  background: #bdc3c7;
  transform: scale3d(0, 0, 1);
  transition: transform 0.3s cubic-bezier(0.22, 0.61, 0.36, 1);
  z-index: 100;
}
.sidebar-nav .metismenu > li:hover:before {
  -webkit-transform: scale3d(1, 1, 1);
  transform: scale3d(1, 1, 1);
}
.sidebar-nav .metismenu > li.mm-active:before {
  background: #3498db;
  -webkit-transform: scale3d(1, 1, 1);
  transform: scale3d(1, 1, 1);
}
